ISO/DIS 148-1

Metallic materials — Charpy pendulum impact test — Part 1: Test method

General information

Current stage: 40.20 Effective date: Oct 28, 2025

Originator: ISO

Owner: ISO/TC 164/SC 4

Type: International Standard

Scope

ISO 148-1:2016 specifies the Charpy (V-notch and U-notch) pendulum impact test method for determining the energy absorbed in an impact test of metallic materials. This part of ISO 148 does not cover instrumented impact testing, which is specified in ISO 14556.
Annexes B and C are based on ASTM E23 and are used with the permission of ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, USA.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 148-1:2016

NOW

IN_DEVELOPMENT
ISO/DIS 148-1
40.20 DIS ballot initiated: 12 weeks
Oct 28, 2025

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